Raiders sign DE Mayowa to one-year contract

Terms were not disclosed but the contract can exceed $3 million, sources told ESPN's Adam Schefter.

Mayowa, 27, was signed by the Seahawks as an undrafted free agent in 2013 before getting claimed off waivers by the Raiders in 2014. He played two seasons with Oakland before leaving in free agency for the Cowboys in 2016.

Mayowa most recently played with the Cardinals, starting four games for Arizona last season.